What should I look for when buying this tool?

Find the best string trimmers and weed eaters for 2026. Compare cordless and gas models with buying tips and technique advice.

How do I choose the right tool for my needs?

Consider the intended use, frequency of use, power requirements, your budget, and brand reputation. Professional users should prioritize durability and features, while casual users may value cost-effectiveness and ease of use.

Are cordless tools better than corded tools?

Both have advantages. Cordless tools offer portability and convenience, while corded tools provide consistent power without battery life concerns. For most users, cordless is preferred for convenience, though corded tools may be better for heavy-duty or stationary applications.

Top String Trimmers and Weed Eaters 2026: Cordless and Gas Picks

String trimmers — also called weed eaters, weed whackers, or line trimmers — handle the edges and tight spots your mower can't reach. They're essential for a polished-looking yard. Here's what to know before buying and which models deliver the best results in 2026.

Cordless vs Gas: The Core Decision

Cordless String Trimmers

Modern battery trimmers have largely closed the performance gap with gas:

56V-80V models handle thick weeds and edging easily
Runtime: 30-60 minutes typical, depending on weed density
Weight: 8-12 lbs — lighter than most gas models
Noise: Significantly quieter
Maintenance: Almost none

Gas String Trimmers

Still the choice for commercial use and very large properties:

Unlimited runtime with refueling
More torque for heavy brush and vines
2-cycle engines require fuel mixing; 4-cycle runs on straight gas
Weight: 10-15+ lbs
Louder and requires regular maintenance

The verdict: Unless you're maintaining acres of property or clearing heavy brush regularly, cordless wins for residential use.

Key Features to Consider

Cutting Swath

12-13 inches: Standard for most residential work
14-16 inches: Faster coverage, common on higher-end models
17+ inches: Commercial-grade

Line Feed System

Bump feed: Tap the head on the ground to advance line. Simple and reliable.
Automatic feed: Advances line as it wears. Convenient but can waste line.
Fixed line: You manually rewind. Most control but most hassle.

Best for most people: Bump feed. It's the most proven system.

Shaft Type

Straight shaft: Better reach, easier to get under bushes, preferred by professionals
Curved shaft: Lighter, more ergonomic for edging along walks and driveways

Attachment Capability

Some trimmers accept interchangeable heads — blower, edger, cultivator, pole saw. If you want a multi-tool system, this is a smart investment. EGO Multi-Head, Milwaukee QUIK-LOK, and Stihl KombiSystem are leading platforms.

Top String Trimmer Picks

Best Overall Cordless: EGO Power+ ST1623T

Voltage: 56V
Swath: 16 inches
Weight: 11.7 lbs (with battery)
Runtime: ~45 minutes
Line feed: Bump
Carbon fiber shaft, brushless motor, and the Powerload feature lets you load line without winding — just thread it through and press a button. Game changer.

Best Value Cordless: Ryobi 40V Expand-It

Voltage: 40V
Swath: 13 inches
Weight: 9.9 lbs
Runtime: ~30 minutes
Attachment compatible — accepts Ryobi Expand-It attachments (edger, blower, pole saw, cultivator)
Excellent entry into a versatile outdoor tool system at a budget-friendly price.

Best Gas: Husqvarna 128LD

Engine: 28cc 2-cycle
Swath: 17 inches
Weight: 11.2 lbs
Attachment compatible — accepts universal split-shaft attachments
Reliable, powerful, and proven. The detachable shaft makes storage and transport easy. Smart Start technology reduces pull-cord effort.

Best Lightweight: Worx WG163 GT 3.0

Voltage: 20V
Swath: 12 inches
Weight: 5.3 lbs
Runtime: ~25 minutes
Converts from trimmer to edger with a twist. Two included batteries extend runtime. Perfect for small yards.

Best for Heavy Brush: DeWalt DCST972B (60V MAX)

Voltage: 60V
Swath: 17 inches
Weight: 13.5 lbs (with battery)
Runtime: ~35 minutes
The closest a cordless trimmer gets to replacing a gas model. The 60V platform delivers serious torque for thick weeds, vines, and brush.

String Trimmer Line Guide

Using the right line makes a noticeable difference:

Round line (0.065-0.080"): Best for light grass trimming, residential edging
Twisted/spiral line (0.080-0.095"): Less noise, better cut quality on medium growth
Square or star-shaped line (0.095-0.105"): Maximum cutting power for thick weeds
Serrated line: Aggressive cutting for heavy brush — check your trimmer's max diameter first

Pre-Cut vs Spool

Pre-cut pieces are convenient but cost more per foot. Bulk spool line saves money if you trim frequently.

Trimmer Technique Tips

1. Trim in arcs — swing the head side to side in smooth sweeps

2. Let the tip do the cutting — don't bury the head in tall weeds

3. Edge with the trimmer turned vertically — many models have an edging guide

4. Wear long pants and safety glasses — string trimmers throw debris hard

5. Trim before mowing — clippings get mulched by the mower

Maintenance

Cordless: Clean the head after use, inspect the line guard, store batteries indoors
Gas 2-cycle: Use fresh fuel with proper oil mix, clean the air filter monthly, replace spark plug annually
Gas 4-cycle: Regular oil changes, air filter maintenance, spark plug replacement

Bottom Line

A cordless 40V-56V string trimmer handles everything a typical homeowner needs. If you value a multi-tool system, choose one with attachment compatibility — it replaces four or five separate tools.

Check out our lawn care guides for more recommendations, including lawn mowers and leaf blowers.

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